Fill in the blanks with an infinitive with or without to.
1. They encouraged him ………………………….. again.
Correct!
Wrong!
Encourage is followed by a to-infinitive.
2. The doctor suggested …………………………. a break.
Correct!
Wrong!
Suggest is followed by an ing form.
3. You ought .................. your dues.
Correct!
Wrong!
Ought is followed by a to-infinitive.
4. The minister was forced ………………………….
Correct!
Wrong!
Force is followed by a to-infinitive.
5. She was made ………………………………
Correct!
Wrong!
When made is in the passive voice, it is followed by an infinitive with to.
6. You had better ……………………………. to him.
Correct!
Wrong!
Had better is followed by an infinitive without to.
7. You must not ……………………… in my affairs.
Correct!
Wrong!
Modals are followed by an infinitive without to.
8. Don’t forget ……………………….. the door.
Correct!
Wrong!
9. You don’t need ……………………………. for that call.
Correct!
Wrong!
When need is an ordinary verb, it is followed by an infinitive with to.
10. She need not ………………………….. again.
Correct!
Wrong!
When need is a modal auxiliary, it is followed by an infinitive without to.
11. I saw her ………………………… the door.
Please select 2 correct answers
Correct!
Wrong!
See can be followed by an ing form or an infinitive without to.
12. We cannot allow this …………………………….
Correct!
Wrong!
Allow is followed by an infinitive with to.
Answers
- They encouraged him to try again.
- The doctor suggested taking a break.
- You ought to pay your dues.
- The minister was forced to resign.
- She was made to apologize.
- You had better listen to him.
- You must not interfere in my affairs.
- Don’t forget to lock the door.
- You don’t need to pay for that call.
- She need not apply again.
- I saw her open / opening the door.
- We cannot allow this to happen.
